133020313400 has 48 divisors (see below), whose sum is σ = 333062406600. Its totient is φ = 49115191680.

The previous prime is 133020313379. The next prime is 133020313427. The reversal of 133020313400 is 4313020331.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25578230 + ... + 25583429.

Almost surely, 2^133020313400 is an apocalyptic number.

133020313400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133020313400 is an abundant number, since it is smaller than the sum of its proper divisors (200042093200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133020313400 is a wasteful number, since it uses less digits than its factorization.

133020313400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51161688 (or 51161679 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 133020313400 its reverse (4313020331), we get a palindrome (137333333731).

The spelling of 133020313400 in words is "one hundred thirty-three billion, twenty million, three hundred thirteen thousand, four hundred".